American English

Definition of accelerate verb from the Oxford Advanced American Dictionary



    Verb Forms present simple I / you / we / they accelerate
    he / she / it accelerates
    past simple accelerated
    -ing form accelerating
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  1. 1[intransitive, transitive] to happen or to make something happen faster or earlier than expected Inflation continues to accelerate. accelerate something Exposure to the sun can accelerate the aging process.
  2. 2[intransitive] (of a vehicle or person) to start to go faster The runners accelerated smoothly around the bend. The car accelerated to pass me. opposite decelerate
See the Oxford Advanced Learner's Dictionary entry: accelerate